The New Screen Savers with Leo Laporte

Oct 3rd 2015

The New Screen Savers 22

Water on Mars

The scientist who found water on Mars, rapping science teacher, and turn your smartphone into a doctor's office.
Although the show is no longer in production, you can enjoy episodes from the TWiT Archives.
Category: Help & How To

Hear from the man who found water on Mars, the 8th grade teacher who mixes science with rap, plus use your smartphone to test your heart rate, track your sleep, and check out the gunk in your ears.

The New Screen Savers will record live, every Saturday at 3PM Pacific on It will be made available for download and streaming later that evening at

Thanks to Cachefly for bandwidth for this episode.